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187831 (1999 VC95)
Classification: Main-belt Asteroid          SPK-ID: 2187831
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453588939189732 6.104e-08  
a 3.063915354079983 2.707e-08 au
q 2.618548007149557 2.0012e-07 au
i 4.961094988951024 5.0901e-06 deg
node 209.8600336018151 5.1484e-05 deg
peri 152.5766521108288 5.4243e-05 deg
M .8244058836145843 1.4316e-05 deg
tp 2459196.014073504028
(2020-Dec-12.51407350)
7.7901e-05 TDB
period 1958.90588683023
5.36
2.5961e-05
7.108e-08
d
yr
n .1837760570430098 2.4355e-09 deg/d
Q 3.509282701010408 3.1005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      418  
   data-arc span      7714 days (21.12 yr)  
   first obs. used      1999-10-06  
   last obs. used      2020-11-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50051  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:00  

Additional Information
 Earth MOID = 1.61586 au 
 Jupiter MOID = 1.96908 au 
 T_jup = 3.211 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.98   n/a E2021B55  

187831 (1999 VC95)          Discovered 1999-Nov-09 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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